Visual Encoding

Circle Size = Magnitude
M 3-4 (Minor)
M 4-5 (Light)
M 5-6 (Moderate)
M 6-7 (Strong)
M 7+ (Major)
Circle Color = Depth
Very Shallow (0-10 km)
Shallow (10-20 km)
Deeper (>20 km)
💡 Layer Guide:
All Earthquakes: Toggle on/off, click for details
Major Events: Historic quakes (1800-2024)
Context Layers: Faults & population toggleable
• Zoom in to see individual earthquakes